Files
micropython/tests/multi_net/sslcontext_check_hostname_error.py
Damien George e40d609a0e tests/multi_net: Skip all ssl/tls tests on axTLS.
The axTLS implementation of the tls module only has a basic set of
features.  In particular it doesn't support the CERT_REQUIRED constant nor
DTLS, nor can it load the `ec_key.der` key when acting as a server.  So
skip tests that require these features, which ends up being all the ssl/tls
tests.

Signed-off-by: Damien George <damien@micropython.org>
2026-02-04 19:35:00 +11:00

57 lines
1.5 KiB
Python

# Test creating an SSL connection when server_hostname is required but not specified.
try:
import os
import socket
import ssl
except ImportError:
print("SKIP")
raise SystemExit
if not hasattr(ssl, "CERT_REQUIRED"):
print("SKIP")
raise SystemExit
PORT = 8000
# These are test certificates. See tests/README.md for details.
cert = cafile = "ec_cert.der"
key = "ec_key.der"
# Server
def instance0():
multitest.globals(IP=multitest.get_network_ip())
s = socket.socket()
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind(socket.getaddrinfo("0.0.0.0", PORT)[0][-1])
s.listen(1)
multitest.next()
s2, _ = s.accept()
server_ctx = ssl.SSLContext(ssl.PROTOCOL_TLS_SERVER)
server_ctx.load_cert_chain(cert, key)
multitest.broadcast("ready")
try:
s2 = server_ctx.wrap_socket(s2, server_side=True)
except Exception as e:
print(e)
s.close()
# Client
def instance1():
multitest.next()
s = socket.socket()
s.connect(socket.getaddrinfo(IP, PORT)[0][-1])
client_ctx = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
client_ctx.verify_mode = ssl.CERT_REQUIRED
client_ctx.load_verify_locations(cafile=cafile)
# The client will reject the SSL connection so wait until the server is ready
# so that it can see the rejection (otherwise it sees a closed socket).
multitest.wait("ready")
try:
s = client_ctx.wrap_socket(s)
except Exception as e:
print(e)
s.close()